思茅松毛虫Dendrollmus klkuchii Matsumura于1986年在我市首次发现,经3年调查研究,我市1年仅发生1代,幼虫有7龄、4龄越冬,多发生在海拔500m以上短叶松林中,并已基本摸清该虫在本市的分布及各虫态、虫龄的发生期与历期。 Dendrollmus klkuchii Matsumura was first discovered in 1986 in our city. After three years of investigation and study, only one generation occurred in one year in our city. The larvae were 7-year-old and 4-year-old were wintering. They mostly occurred in the pine forest with the altitude over 500m, And has basically figure out the distribution of the insect in the city and the worm state, the age and period of insect age.